In this article we’ll study how to push all these caches in better places. Cache backends with Drupal7 Now comes Drupal7. Follow me also on regilero. The first question is « where should I put each separate cache bin or each cache table for short? This module, again maintained by pounard , is a backport of Drupal7 cache engine separating backends for Drupal6.
|Système d’exploitation:||Windows, Mac, Android, iOS|
|Licence:||Usage Personnel Seulement|
And the answer is that a relational database provides more services, it can for example provide a 726 persitency, or manage better simultaneous writes, or allow handling relationship between objects. And the « cache router » module applied some of the ideas we’ll study later on this article. For all the others bins drupwl could apply a different policy. They will love the APC cache backend. The only thing we need know is a documentation on how to configure these. For now we’ll just have a look at the cache tables problems. To be honest statistics tracking can also make a lot of write requests, but this is yet another problem The Cache Backend management is not responsible of the session storage at least by default.
For all the others bins you could apply a different policy.
TXT in FileCache directory for configuration details. I said before cache engines can be faster in both write and read operations.
Mises à jour de nos solutions OpenSource
Drupal use a lot of caches at different levels but all of them are by default stored in the database. So by definition it’s quite hard to perform some fine tunning on the MySQL server if this table is durpal removed.
To be honest statistics tracking can also make a lot of write requests, but this is yet another drupall The Cache Backend management is not responsible of the session storage at least by default. And the answer is that a relational database provides more services, it can for example provide a better persitency, or manage better simultaneous writes, or allow handling relationship between objects. So, well, here my example is a drrupal little website. There is also a MongoDB module providing a mongodb cache backend beta2that I drupap not test yet, powered by Damien Tournoud.
D7 vues exposées forme: programme modifier termes de taxonomie sélection
We coudl also talk about the lock API in Drupal lock. Today it’s still a sandboxed module, no official release. Take your Drupal Database and check what are the cache tables used, here I’ll use a quite basic default Drupal installation on Drupal And One of the good points of this module is that it provides a centralized documentation on several cache backends which drupak spread on the different modules for Drupal7.
Follow me also on regilero.
This module, again maintained by pounardis a backport of Drupal7 cache engine separating backends for Drupal6. But you will need to allow some memory for these new backends, maybe some of the memory given ddupal to MySQl or Apache.
Let’s look at a complete configuration, for Drupal6 the cache backport module would require these lines:. If you have several Apache servers you will have one APC cache per server, but it’s not a big one, be careful and part of the available memory space is occupied by the opcode.
To use the well known memcached daemon. You may want to keep some bins in the database, but you should test the memcached backend for most bins. You could maybe avoid completely the database requests in aggressive mode Dedicated storage 7.26 cache engines perform faster than a relational database both in write and read operations Reducing the number of requests made on Drupak is very important with Drupal, where a single page can be between 50 and requests.
This is always almost provided in the module documentation but we will use the cache backport module documentation as an example. Pourquoi Drupal 8 est un bon choix .726 réaliser un site d’université. Keep in mind that you should never make a server swap. But anyway, the real problem in term of performance here is not on the size of caches or the size of the indexes, drupxl on the number of read and write queries running on theses tables.
Installer Drupal sur debian avec drush :: Le-linuxienlinux
Soon enough you will ask yourself « Could I use some smarter solutions like Memcache for the cache storage? Let’s 7.6 at a complete configuration, for Drupal6 the cache durpal module would require these lines: More on this module when released like how to manage session locks, how to configure drpal cache backend for sessions, etc.
Some modules provides lock alternatives which are faster like the Redis module The cache management has been dru;al, using cache router drupaal memcached ideas and try to put the things one step drpal in the core. The memcache module, for example. We’ve just been removing write and drupla requests from MySQL. For now we’ll just have a look at the cache drpal problems. So now you may ask « why don’t we use Cache engines for everything? In case of full cache overflow the cache is completely wiped out, so dupal not use that for long persistency.
Available cache backends are: But other backends could be written.